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#include "configuredivecomputer.h"
#include "libdivecomputer/hw.h"
#include <QDebug>
#include <QFile>
#include <libxml/parser.h>
#include <libxml/parserInternals.h>
#include <libxml/tree.h>
#include <libxslt/transform.h>
#include <QStringList>
ConfigureDiveComputer::ConfigureDiveComputer(QObject *parent) :
QObject(parent),
readThread(0),
writeThread(0)
{
setState(INITIAL);
}
void ConfigureDiveComputer::readSettings(device_data_t *data)
{
setState(READING);
if (readThread)
readThread->deleteLater();
readThread = new ReadSettingsThread(this, data);
connect (readThread, SIGNAL(finished()),
this, SLOT(readThreadFinished()), Qt::QueuedConnection);
connect (readThread, SIGNAL(error(QString)), this, SLOT(setError(QString)));
connect (readThread, SIGNAL(devicedetails(DeviceDetails*)), this,
SIGNAL(deviceDetailsChanged(DeviceDetails*)));
readThread->start();
}
void ConfigureDiveComputer::saveDeviceDetails(DeviceDetails *details, device_data_t *data)
{
setState(WRITING);
if (writeThread)
writeThread->deleteLater();
writeThread = new WriteSettingsThread(this, data);
connect (writeThread, SIGNAL(finished()),
this, SLOT(writeThreadFinished()), Qt::QueuedConnection);
connect (writeThread, SIGNAL(error(QString)), this, SLOT(setError(QString)));
writeThread->setDeviceDetails(details);
writeThread->start();
}
bool ConfigureDiveComputer::saveXMLBackup(QString fileName, DeviceDetails *details, device_data_t *data, QString errorText)
{
QString xml = "";
QString vendor = data->vendor;
QString product = data->product;
xml += "<DiveComputerSettingsBackup>";
xml += "\n<DiveComputer>";
xml += addSettingToXML("Vendor", vendor);
xml += addSettingToXML("Product", product);
xml += "\n</DiveComputer>";
xml += "\n<Settings>";
xml += addSettingToXML("CustomText", details->customText());
xml += addSettingToXML("LastDeco", details->lastDeco());
xml += addSettingToXML("Brightness", details->brightness());
xml += addSettingToXML("Units", details->units());
xml += addSettingToXML("SamplingRate", details->samplingRate());
xml += addSettingToXML("Salinity", details->salinity());
xml += addSettingToXML("DiveModeColor", details->diveModeColor());
xml += addSettingToXML("Language", details->language());
xml += addSettingToXML("DateFormat", details->dateFormat());
xml += addSettingToXML("CompassGain", details->compassGain());
xml += "\n</Settings>";
xml += "\n</DiveComputerSettingsBackup>";
QFile file(fileName);
if (!file.open(QIODevice::WriteOnly)) {
errorText = tr("Could not save the backup file %1. Error Message: %2")
.arg(fileName, file.errorString());
return false;
}
//file open successful. write data and save.
QTextStream out(&file);
out << xml;
file.close();
return true;
}
bool ConfigureDiveComputer::restoreXMLBackup(QString fileName, DeviceDetails *details, QString errorText)
{
xmlDocPtr doc;
xmlNodePtr node;
xmlChar *key;
doc = xmlParseFile(fileName.toUtf8().data());
if (doc == NULL) {
errorText = tr("Could not read the backup file.");
return false;
}
node = xmlDocGetRootElement(doc);
if (node == NULL) {
errorText = tr("The specified file is invalid.");
xmlFreeDoc(doc);
return false;
}
if (xmlStrcmp(node->name, (const xmlChar *) "DiveComputerSettingsBackup")) {
errorText = tr("The specified file does not contain a valid backup.");
xmlFreeDoc(doc);
return false;
}
xmlNodePtr child = node->children;
while (child != NULL) {
QString nodeName = (char *)child->name;
if (nodeName == "Settings") {
xmlNodePtr settingNode = child->children;
while (settingNode != NULL) {
QString settingName = (char *)settingNode->name;
key = xmlNodeListGetString(doc, settingNode->xmlChildrenNode, 1);
QString keyString = (char *)key;
if (settingName != "text") {
if (settingName == "CustomText")
details->setCustomText(keyString);
if (settingName == "LastDeco")
details->setLastDeco(keyString.toInt());
if (settingName == "Brightness")
details->setBrightness(keyString.toInt());
if (settingName == "Units")
details->setUnits(keyString.toInt());
if (settingName == "SamplingRate")
details->setSamplingRate(keyString.toInt());
if (settingName == "Salinity")
details->setSalinity(keyString.toInt());
if (settingName == "DiveModeColour")
details->setDiveModeColor(keyString.toInt());
if (settingName == "Language")
details->setLanguage(keyString.toInt());
if (settingName == "DateFormat")
details->setDateFormat(keyString.toInt());
if (settingName == "CompassGain")
details->setCompassGain(keyString.toInt());
}
settingNode = settingNode->next;
}
}
child = child->next;
}
return true;
}
void ConfigureDiveComputer::setState(ConfigureDiveComputer::states newState)
{
currentState = newState;
emit stateChanged(currentState);
}
QString ConfigureDiveComputer::addSettingToXML(QString settingName, QVariant value)
{
return "\n<" + settingName + ">" + value.toString() + "</" + settingName + ">";
}
void ConfigureDiveComputer::setError(QString err)
{
lastError = err;
emit error(err);
}
void ConfigureDiveComputer::readThreadFinished()
{
setState(DONE);
emit readFinished();
}
void ConfigureDiveComputer::writeThreadFinished()
{
setState(DONE);
if (writeThread->lastError.isEmpty()) {
//No error
emit message(tr("Setting successfully written to device"));
}
}
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